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Decimals Worksheet for Maths Olympiad Class 5

Maths Olympiad topic 10: Decimals and place value · Set 884 · 40 questions
TalentJR

How to solve it (Same number of places): Add zeros at the end so every decimal has the same number of places (0.5 = 0.500). Compare or add them like whole numbers, keeping the decimal points in a line. Place value after the point: tenths (0.1), hundredths (0.01), thousandths (0.001).

NameDateTime takenScore ___ / 40
  1. 1.What is the value of the digit 9 in 96.152? (a) 9 (b) 0.9 (c) 0.09 (d) 90
  2. 2.What is the value of the digit 4 in 43.519? (a) 40 (b) 4 (c) 0.04 (d) 0.4
  3. 3.4.84 + 3.7 = ? (a) 8.44 (b) 5.21 (c) 8.64 (d) 8.54
  4. 4.What is the value of the digit 3 in 21.637? (a) 3 (b) 0.003 (c) 0.03 (d) 0.3
  5. 5.What is the value of the digit 9 in 39.241? (a) 0.09 (b) 9 (c) 90 (d) 0.9
  6. 6.Which is the smallest: 0.264, 0.3, 0.077, 0.38? (a) 0.264 (b) 0.3 (c) 0.077 (d) 0.38
  7. 7.5.71 + 7.5 = ? (a) 13.11 (b) 13.31 (c) 13.21 (d) 6.46
  8. 8.What is the value of the digit 8 in 59.861? (a) 0.08 (b) 0.8 (c) 8 (d) 0.008
  9. 9.2.28 + 1.8 = ? (a) 2.46 (b) 4.18 (c) 3.98 (d) 4.08
  10. 10.What is the value of the digit 4 in 45.718? (a) 4 (b) 0.04 (c) 0.4 (d) 40
  11. 11.What is the value of the digit 9 in 94.726? (a) 9 (b) 0.09 (c) 90 (d) 0.9
  12. 12.Which is the smallest: 0.63, 0.572, 0.018, 0.6? (a) 0.63 (b) 0.572 (c) 0.018 (d) 0.6
  13. 13.What is the value of the digit 8 in 72.698? (a) 0.8 (b) 8 (c) 0.008 (d) 0.08
  14. 14.Which is the greatest: 0.039, 0.211, 0.36, 0.3? (a) 0.039 (b) 0.211 (c) 0.36 (d) 0.3
  15. 15.6.91 + 8.1 = ? (a) 15.11 (b) 7.72 (c) 15.01 (d) 14.91
  16. 16.5.39 + 7.7 = ? (a) 6.16 (b) 13.09 (c) 13.19 (d) 12.99
  17. 17.What is the value of the digit 6 in 61.832? (a) 0.06 (b) 0.6 (c) 60 (d) 6
  18. 18.What is the value of the digit 2 in 25.879? (a) 0.2 (b) 20 (c) 0.02 (d) 2
  19. 19.What is the value of the digit 2 in 71.624? (a) 0.02 (b) 0.2 (c) 0.002 (d) 2
  20. 20.8.34 + 3.1 = ? (a) 11.44 (b) 11.34 (c) 11.54 (d) 8.65
  21. 21.Which is the smallest: 0.049, 0.75, 0.7, 0.644? (a) 0.049 (b) 0.75 (c) 0.7 (d) 0.644
  22. 22.Which is the smallest: 0.066, 0.433, 0.51, 0.5? (a) 0.066 (b) 0.433 (c) 0.51 (d) 0.5
  23. 23.What is the value of the digit 3 in 96.387? (a) 0.3 (b) 3 (c) 0.03 (d) 0.003
  24. 24.Which is the greatest: 0.133, 0.093, 0.2, 0.29? (a) 0.133 (b) 0.093 (c) 0.2 (d) 0.29
  25. 25.Which is the greatest: 0.075, 0.77, 0.661, 0.7? (a) 0.075 (b) 0.77 (c) 0.661 (d) 0.7
  26. 26.What is the value of the digit 5 in 56.183? (a) 50 (b) 0.05 (c) 0.5 (d) 5
  27. 27.8.21 + 2.2 = ? (a) 10.31 (b) 8.43 (c) 10.51 (d) 10.41
  28. 28.What is the value of the digit 9 in 93.871? (a) 9 (b) 0.09 (c) 90 (d) 0.9
  29. 29.8.44 + 8.1 = ? (a) 9.25 (b) 16.54 (c) 16.44 (d) 16.64
  30. 30.Which is the greatest: 0.136, 0.012, 0.25, 0.2? (a) 0.136 (b) 0.012 (c) 0.25 (d) 0.2
  31. 31.What is the value of the digit 5 in 94.815? (a) 0.5 (b) 0.05 (c) 5 (d) 0.005
  32. 32.Which is the smallest: 0.015, 0.2, 0.153, 0.23? (a) 0.015 (b) 0.2 (c) 0.153 (d) 0.23
  33. 33.Which is the greatest: 0.372, 0.4, 0.018, 0.48? (a) 0.372 (b) 0.4 (c) 0.018 (d) 0.48
  34. 34.What is the value of the digit 6 in 26.495? (a) 60 (b) 0.06 (c) 0.6 (d) 6
  35. 35.What is the value of the digit 5 in 53.786? (a) 0.5 (b) 5 (c) 0.05 (d) 50
  36. 36.Which is the greatest: 0.227, 0.3, 0.37, 0.048? (a) 0.227 (b) 0.3 (c) 0.37 (d) 0.048
  37. 37.What is the value of the digit 9 in 92.148? (a) 90 (b) 0.09 (c) 9 (d) 0.9
  38. 38.8.25 + 7.2 = ? (a) 15.55 (b) 15.35 (c) 8.97 (d) 15.45
  39. 39.9.82 + 1.2 = ? (a) 9.94 (b) 11.12 (c) 11.02 (d) 10.92
  40. 40.Which is the smallest: 0.715, 0.8, 0.81, 0.043? (a) 0.715 (b) 0.8 (c) 0.81 (d) 0.043

Answer key

  1. 90
  2. 40
  3. 8.54
  4. 0.03
  5. 9
  6. 0.077
  7. 13.21
  8. 0.8
  9. 4.08
  10. 40
  11. 90
  12. 0.018
  13. 0.008
  14. 0.36
  15. 15.01
  16. 13.09
  17. 60
  18. 20
  19. 0.02
  20. 11.44
  21. 0.049
  22. 0.066
  23. 0.3
  24. 0.29
  25. 0.77
  26. 50
  27. 10.41
  28. 90
  29. 16.54
  30. 0.25
  31. 0.005
  32. 0.015
  33. 0.48
  34. 6
  35. 50
  36. 0.37
  37. 90
  38. 15.45
  39. 11.02
  40. 0.043

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